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davidsullivanSep 7, 2025
How to fix noisy pump in Kärcher G 2650 OH?
- KKaitlyn PittsSep 7, 2025
If your Kärcher Pressure Washer pump is noisy, it might be sucking air. Check that all hoses and fittings are airtight. Turn off the machine and purge the pump by squeezing the trigger gun until a steady flow of water emerges through the nozzle.